CN107733137B - Brushless DC motor built in inverter - Google Patents
Brushless DC motor built in inverter Download PDFInfo
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- CN107733137B CN107733137B CN201710684147.0A CN201710684147A CN107733137B CN 107733137 B CN107733137 B CN 107733137B CN 201710684147 A CN201710684147 A CN 201710684147A CN 107733137 B CN107733137 B CN 107733137B
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- Prior art keywords
- electric wire
- connector block
- sealing
- inverter
- inverter case
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/22—Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
- H02K5/225—Terminal boxes or connection arrangements
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/30—Structural association with control circuits or drive circuits
- H02K11/33—Drive circuits, e.g. power electronics
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
- H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
- H02K21/14—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures
- H02K21/16—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures having annular armature cores with salient poles
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Motor Or Generator Frames (AREA)
- Connector Housings Or Holding Contact Members (AREA)
- Inverter Devices (AREA)
Abstract
Provide brushless direct-current (BLDC) motor built in a kind of inverter, wherein, inverter case and lid are bonded to each other, connector block is placed between inverter case and lid, the sealing being formed in connector block is sealed between periphery and inverter case in the short transverse and length direction of connector block and the inner surface of lid, and it is sealed in the space across the electric wire of electric wire through-hole and connector block, to simplify the part for being used to form watertight structure, it is easy to carry out sealing between inverter unit and connector block and is easy to carry out sealing between connector block and electric wire, and reduce the package dimension including the connector block assembled part being formed in inverter unit and connector block.
Description
Technical field
Following disclosure is related to brushless direct-current (BLDC) motor built in a kind of inverter, more particularly, to this
BLDC motor built in a kind of inverter of sample can be connected by being formed watertightness using the electric wire for being connected to inverter unit
Device block and simplify and be used to form the part of watertight structure, and can be easy to carry out between inverter unit and connector block
Seal and be easy to carry out between connector block and electric wire sealing.
Background technique
Brushless direct-current (BLDC) motor can prevent friction and wear (the shortcomings that existing DC motor), and have relatively high
Efficiency.Therefore, recently, hybrid vehicle tends to using BLDC motor as the motor for rotating cooling fan.
BLDC motor is that one kind does not have brush and commutator necessary to DC motor but is wherein equipped with electronic commutation machine
The motor of structure.
In addition, the existing BLDC motor sub-assembly of the low-voltage cooling fan for vehicle has integrally-formed motor list
Member and inverter unit, and therefore it is configured to the BLDC motor built in inverter.Here, as shown in Figure 1, inverter case 21
It is integrated to the downside of motor unit 10, lid 22 is integrated to the downside of inverter case 21, and PCB substrate is arranged by inverter case
21 and lid 22 formed inner space in, to form inverter unit 20.In addition, the side setting of inverter unit 20 is useful
In the connector block assembled portion that internal PCB substrate and external inverter control unit are connected to each other by power supply line and communication line
Points 23, connector block assembled part 23 is provided with for being attached between inside and outside in connector block assembled part 23
Through-hole 24.In addition, connector block 30 was provided with from one surface communicating pipe 31 outstanding, and from there through quilts such as fasteners
It is fastened to connector block assembled part 23, so that communicating pipe 31 is inserted into through-hole 24.At this point, will such as O-ring
Connector seal rubber 40 be inserted into the state of the outside of communicating pipe 31, communicating pipe 31 is inserted into through-hole 24 so that
Space between communicating pipe 31 and through-hole 24 is sealed.In addition, electric wire is connected to inverter list by communicating pipe 31 and through-hole 24
Member 20 in PCB substrate, and the seal rubber of such as linear sealing be used between electric wire and the inner peripheral surface of communicating pipe 31 into
Row sealing.
That is, the BLDC motor as built in existing inverter is using multiple seal rubbers in inverter unit 20
Water-stop is carried out between connector block 30 and carries out water-stop between connector block 30 and electric wire, therefore including connector
The connector block encapsulating structure of block, seal rubber etc. is complicated, so that the process of production and parts can become complexity simultaneously
And it will increase manufacturing cost.
[prior art document]
[patent document]
JP 2005-117708A(2005.04.28)
Summary of the invention
The embodiment of the present invention is intended to provide the BLDC motor built in a kind of inverter, can be by inverse using be connected to
The electric wire for becoming device unit, which forms watertightness connector block and simultaneously simplifies, is used to form the part of watertight structure, and in inverter unit and
It is easy to carry out sealing between connector block and is easy to carry out sealing between connector block and electric wire.
In a general way, the BLDC motor built in inverter includes: inverter case 200, has and is integrated to motor
100 side is formed as hollow inside and is formed as the open other side, and inverter case 200 is provided with opening portion
240, opening 240, a part of edge wall 230 is unlimited, and PCB substrate 210 is provided in hollow part；
Lid 300 is integrated to the open downside of inverter case 200, with the surface of inverter case 200 in sealing contact；Connector block
400, it is placed in the space formed by the opening portion 240 and lid 300 of inverter case 200, and be arranged in the direction of the width
Live wire through-hole 440, so that electric wire 500 is inserted into across electric wire through-hole；And electric wire side terminal 510, it is integrated to electric wire 500
Across the end of connector block 400 501.
BLDC motor built in inverter may include: sealing 600, be formed as being integrated to connector block 400 to close
Two surfaces in the short transverse on two surfaces and connector block 400 on the length direction of connector block 400, and be formed as
The end 501 of the inner surface and electric wire 500 that are integrated in the width direction of connector block 400, the end 501 of electric wire 500
It is brought out from the inner surface in the width direction of connector block 400, wherein sealing 600 can be formed as connecting
It is carried out between periphery in the short transverse and length direction of device block 400 and inverter case 200 and the inner surface of lid 300 close
Envelope, and be sealed the electric wire 500 and connector block 400 by being combined across electric wire through-hole 440.
Sealing 600 may include: the first sealing 610, be formed as being integrated to connector block 400 with closed connector block
Two surfaces in the short transverse on two surfaces and connector block 400 on 400 length direction, and the first sealing
610 length and width is equal to or more than the length and width of connector block 400；Second sealing 620, is formed as the company of being integrated to
Connect the end 501 of the inner surface and electric wire 500 in the width direction of device block 400, the end 501 of electric wire 500 is from the inside
Surface is brought out.
Flange 415 outstanding, the first sealing in width direction and length direction has can be set in connector block 400
610 can be formed as be integrated in the width direction of flange 415 side surface, and connection has can be set in flange 415
Part 416, two side surfaces in the width direction of 416 flange connector of connected component.
Inverter case 200 can have the guide groove being concavely formed on the inner surface of inverter case 200
250, the flange 415 and the first sealing 610 for being thus connected device block 400 are inserted into guide groove 250 and are placed in and lead
To on slot 250.
The assembled part 410 of connector block 400 is inserted in the edge wall for being provided with opening portion 240 of inverter case 200
Length direction on two sides end 232 between, engagement groove 231 can be along 230 shape of edge wall of inverter case 200
At the sealing material coating groove 413 for being connected to engagement groove 231, protrusion can be set in the assembled part 410 of connector block 400
Part 311 can be formed along the edge wall 310 of lid 300, so that protrusion 311 is inserted into engagement groove 231 and sealing material
In coating groove 413.
Sealing 600 can be injected by insertion or coating is formed, or be formed by O-ring.
Engagement groove 231 and sealing material coating groove 413 can be filled with sealing materials 630 in engagement groove 231 and protrusion
It is sealed between part 311 and between sealing material coating groove 413 and protrusion 311.
Connector block 400 can have from assembled part 410 in the width direction to the internal direction shape of inverter case 200
At barrier plate 420, and barrier plate 420 can be formed as close electric wire 500 by electric wire through-hole 440 in the direction of the width
Towards the internal end 501 being brought out, to form spatial portion 430 inside this, electric wire side terminal 510 may pass through barrier plate 420
It is combined, and it is possible thereby to the end 501 of electric wire 500 is made to be integrated to electric wire side terminal 510 in spatial portion 430.
The second sealing 620 can be formed by filling the spatial portion 430 of connector block 400.
Block fastening part 220 has can be set in inverter case 200, and engaging portion 421 has can be set in connector block 400,
Engaging portion 421 can be fixedly secured to block fastening part 220 by fastener 422.
Substrate side terminal 211 has can be set in the PCB substrate 210 being arranged in inverter case 200, so as in substrate-side
It is combined between terminal 211 and electric wire side terminal 510.
The end of substrate side terminal 211 and the end of electric wire side terminal 510 can be bent upwards into facing with each other and curved
Bent bending section 212 and 511 can be bonded to each other while being brought into surface contact with each other.
Substrate-side pcb terminal 211a has can be set in the PCB substrate 210 being arranged in inverter case 200, is arranged in horse
Three-phase terminal 120 can be set up to the stator 110 in 100, the three-phase terminal 120 of stator 110 can pass through inverter case
200 and PCB substrate 210, so that substrate-side pcb terminal 211a and three-phase terminal are bonded to each other while being brought into surface contact with each other.
According to the following detailed description, drawings and claims, other features and aspect be will be apparent.
Detailed description of the invention
Fig. 1 is the decomposition perspective view for showing the watertight structure of the BLDC motor built in existing inverter.
Fig. 2 is the assembled perspective view for showing the BLDC motor built in the inverter of an exemplary embodiment of the present invention.
Fig. 3 is the decomposition that BLDC motor built in the inverter of an exemplary embodiment of the present invention is in rollover states
Perspective view.
Fig. 4 is the assembled perspective view for the state that the connector block in Fig. 3 is assembled in inverter case.
Fig. 5 is that the part of the part of the assembly and connection device block of the inverter case of an exemplary embodiment of the present invention is saturating
View.
Fig. 6 is that the electric wire for showing an exemplary embodiment of the present invention and electric wire side terminal are assembled into connector block
And form the decomposition perspective view of the state of sealing.
Fig. 7 is the perspective view for showing the state for the connector block that sealing is integrated in Fig. 6.
Fig. 8 and Fig. 9 is the perspective for the state that the connector block assembled part of Fig. 7 is assembled into the open side of inverter case
Figure and top view.
Figure 10 and Figure 11 is according to the present invention before connector block assembled part and inverter case and lid assembling
Assembling sectional view after decomposition section and assembling.
Figure 12 to Figure 14 is the three-phase terminal and plate side pcb terminal for showing the stator of an exemplary embodiment of the present invention
Integrated structure decomposition perspective view, assembled perspective view and partial cross-sectional view.
[detailed description of main element]
1000: the BLDC motor built in inverter
100: motor
110: stator 120: three-phase terminal
200: inverter case
210:PCB substrate 211: substrate side terminal
211a: substrate-side pcb terminal 212a: bending section
212: bending section 220: block fastening part
230: edge wall 231: engagement groove
232: the end 240 of edge wall: opening portion
241: step part 250: guide groove
251: guiding rib
300: lid
310: edge wall 311: protrusion
400: connector block
410: assembled part 413: sealing material coating groove
415: flange 416: connected component
420: barrier plate 421: engaging portion
422: fastener
430: spatial portion 440: electric wire through-hole
500: electric wire 501: end
510: electric wire side terminal 511: bending section
600: sealing
610: the first sealing, 620: the second sealing
630: sealing material
Specific embodiment
Hereinafter, it will be described in detail with reference to the accompanying drawings the with above-mentioned construction inverse of an exemplary embodiment of the present invention
Become the BLDC motor built in device.
Fig. 2 is the assembled perspective view for showing the BLDC motor built in the inverter of an exemplary embodiment of the present invention,
Fig. 3 is the decomposition perspective view that BLDC motor built in the inverter of an exemplary embodiment of the present invention is in rollover states,
Fig. 4 to Figure 11 is the inverter case for showing an exemplary embodiment of the present invention, lid, connector block, terminal and sealing
Perspective view, plan view and the sectional view for being decomposed or assembling.
As shown, the BLDC motor 1000 built in the inverter of an exemplary embodiment of the present invention includes: inversion
Device shell 200 has the side for being integrated to motor 100, is formed as hollow inside and is formed as the open other side, inversion
Device shell 200 is provided with opening portion 240, and by the opening portion 240, a part of edge wall 230 is unlimited, and hollow
PCB substrate 210 is provided in part；Lid 300 is integrated to the open downside of inverter case 200, with inverter in sealing contact
The surface of shell 200；Connector block 400 is placed in the space formed by the opening portion 240 and lid 300 of inverter case 200,
And it is provided with electric wire through-hole 440 in the direction of the width, electric wire 500 passes through electric wire through-hole 440 and is inserted into；Electric wire side terminal 510, knot
Close the end 501 across connector block 400 of electric wire 500；Sealing 600 is formed as being integrated to connector block 400 to close
Two surfaces in the short transverse on two surfaces and connector block 400 on the length direction of connector block 400, and be formed as
The end 501 of the inner surface and electric wire 500 that are integrated in the width direction of connector block 400, wherein the end of electric wire 500
501 inner surface from the width direction of connector block 400 is brought out, wherein sealing 600 is formed as in connector
It is carried out between periphery in the short transverse and length direction of block 400 and inverter case 200 and the inner surface of lid 300 close
Envelope, and be sealed the electric wire 500 and connector block 400 by being combined across electric wire through-hole 440.
Firstly, motor 100 can be BLDC motor, and can be external type BLDC motor, external type BLDC motor
Inside is provided with stator (driving coil is wound around stator) and outside is covered in the form of shell, and external type BLDC motor has
There is the rotor for being integrated to permanent magnet so that rotor rotates on the outside, motor 100 can also be inner BLDC motor, inner
It is provided with rotor on the inside of BLDC motor and outside is provided with stator so that rotor turns in interior sidespin.
Inverter case 200 has the upside for being integrated to motor 100, is formed as open downside and is formed as hollow
It is internal.Here, the PCB substrate 210 for operating motor 100 can be set in hollow inside, in 210 He of PCB substrate
It is combined between motor 100.In addition, inverter case 200 can be set along the downward projection of edge wall 230 of periphery simultaneously
It is provided with opening portion 240, opening 240, a part of edge wall 230 is unlimited.
Lid 300 can be incorporated into inverter case 200 to form space wherein, and PCB substrate 210 can be set wherein
It is formed by space.In addition, lid 300 can be incorporated into the open downside of inverter case 200, and can be formed as making
The surface that is bonded to each other of inverter case 200 and lid 300 is sealed.At this point, combined in inverter case 200 and lid 300
Under state, the opening portion 240 being formed in inverter case 200 may be at opening-wide state.
Connector block 400 is arranged in opening portion 240, and can be placed in 240 He of opening portion by inverter case 200
In the space that lid 300 is formed.That is, as shown, the assembled part 410 of connector block 400 can be placed in inverter shell
Between body 200 and lid 300, to block opening portion 240.In addition, electric wire through-hole 440 passes through assembled part 410 in the direction of the width
Two surfaces so that electric wire 500 can be inserted and passed through the assembled part 410 of connector block 400, electric wire 500 is to include electricity
The multi cord of source line and communication line is formed, therefore can form multiple electric wire through-holes 440.
Electric wire side terminal 510 is passed through the electric wire through-hole 440 in the assembled part 410 of connector block 400, with connection
To the end 501 of electric wire 500 being brought out in the width direction of assembled part 410 towards inner surface.At this point, electric wire side
Son 510 can be formed as multiple to be integrated to each electric wire, and can be combined by soldering etc., so that electric wire 500
End 501 and electric wire side terminal 510 overlap each other.
Sealing 600 can be formed as two surfaces on the length direction of the assembled part 410 of closed connector block 400
With two surfaces in the short transverse of the assembled part 410 of connector block 400, and sealing 600 can be incorporated into assembling
Part 410.In addition, sealing 600 can be formed as being integrated to inner surface and electric wire in the width direction of assembled part 410
500 end 501, wherein the inner surface in the width direction of assembled part 410 is electric wire 500 across electric wire through-hole 440
The part that is brought out of end 501.
Therefore, be formed as closing the height side on two surfaces and assembled part 410 on the length direction of assembled part 410
The sealing 600 on two upward surfaces can carry out close between connector block 400 and the inner surface of inverter case 200
Envelope, and be sealed between connector block 400 and the inner surface of lid 300.In addition, being formed as being integrated to assembled part
(inner surface is that the end 501 across electric wire through-hole 440 of electric wire 500 is brought out to inner surface in 410 width direction
Part) and electric wire 500 end 501 sealing 600 can pass through pass through electric wire through-hole 440 combine electric wire 500
It is sealed between connector block 400.
In this way, the BLDC motor built in the inverter of an exemplary embodiment of the present invention can pass through utilization
Be connected to inverter unit electric wire formed watertightness connector block and simplify be used to form the part of watertight structure and in inversion
It is easy to carry out between device unit and connector block and seals and be easy to carry out sealing between connector block and electric wire.
In addition, sealing 600 is inserted into injection, therefore can be integrally formed with connector block 400 and electric wire 500.
That is, being formed as two surfaces and the company on the length direction of the assembled part 410 of closed connector block 400
It connects the sealing 600 on two surfaces in the short transverse of the assembled part 410 of device block 400 and is formed as being integrated to assembled portion
(inner surface is that the end 501 across electric wire through-hole 440 of electric wire 500 is drawn to inner surface in points 410 width direction
Part out) sealing 600 can be integrally formed by insertion injection with connector block 400 and electric wire 500.For example,
Electric wire 500 is inserted into the electric wire through-hole 440 of connector block 400, and thus electric wire 500 is inserted as the end so that electric wire 500
Portion 501 passes through electric wire through-hole 440, and then sealing 600 can be integrally formed by insertion injection with connector block 400.
At this point, sealing is inserted into injection in the state that the end of electric wire 500 501 is integrated to electric wire side terminal 510 by soldering,
So that connector block 400, electric wire 500 and electric wire side terminal 510 may be integrally formed.
Here, sealing 600 can by be different from insertion injection as described above various methods and in the form of formed.Example
Such as, sealing 600 (can need to form sealing by the way that space is coated or filled using liquid or gel-type silicon etc. within this space
Portion 600) and silicon is subsequently cured the part that seals the part filled with silicon and contact with silicon.At this point it is possible to be worn in electric wire 500
It crosses electric wire through-hole 440 and fills silicon in the state of being assembled in connector block 400, can also be integrated in electric wire side terminal 510
Silicon is filled in the state of the end 501 of electric wire 500, is incorporated into 400 groups of connector block of electric wire 500 and electric wire side terminal 510
In inverter case 200, it is subsequently filled silicon, then covers connector block 400 so that 400 knot of connector block using lid 300
Inverter case 200 is closed, so as to form sealing 600.In addition, motor 100 is arranged in downside, inverter case 200
The open surfaces of upside and inverter case 200 are set upward, connector block 400 (electric wire 500, electric wire side-connector 510
It wherein with the assembling of sealing 600) is assembled in the opening portion 240 of inverter case 200, then the upside of connector block 400
It can be covered by lid 300, to be integrated to inverter case 200.
Therefore, two side surfaces on two side surfaces and length direction in the short transverse of connector block 400 are each other
In conjunction with to be closed by inverter case 200 and lid 300, and sealing 600 can be in inverter case 200 and connector block
It is sealed between 400 and between lid 300 and connector block 400.In addition, sealing 600 can pass through electric wire through-hole
It is sealed between 440 electric wires 500 being inserted into and connector block 400.In addition, the inside of electric wire through-hole 440 can use formation
It fills to the material part of sealing 600, and sealing 600 is additionally formed in outside and the electric wire through-hole 440 of electric wire 500
Between.
In addition, sealing 600 is formed as being integrated to connector block 400 on the length direction of closed connector block 400
Two surfaces on two surfaces and short transverse, and sealing 600 may include: the first sealing 610, be formed as being equal to
Or the length and width greater than connector block 400；Second sealing 620 is formed as the width direction for being integrated to connector block 400
On inner surface and electric wire 500 end 501, wherein the end 501 of electric wire 500 is from the width direction of connector block 400
The inner surface be brought out.
That is, the first sealing 610 can be formed as the assembled part of closed connector block 400 in the direction of the width
410 a part, and the first sealing 610 can be formed as closing two surfaces on the length direction of assembled part 410
With two surfaces in the short transverse of assembled part 410.Therefore, the first sealing 610 is formed as straight-flanked ring as shown
Shape, so that the inside of the first sealing 610 can be incorporated into assembled part 410, and the outside of the first sealing 610 can be attached
Inverter case 200 and lid 300 are connected to sealing contact surface.In addition, the second sealing 620 can be formed as being integrated to connection
Inner surface (end 501 of electric wire 500 is brought out from the inner surface) and electric wire 500 in the width direction of device block 400
End 501.It therefore, can be with the space between sealed wire 500 and electric wire through-hole 440.
In addition, connector block 400 is provided with the flange 415 outstanding in width direction and length direction, and first is close
Envelope portion 610 is formed as be integrated in the width direction of flange 415 side surface.
That is, as shown, connector block 400 have from the length direction of assembled part 410 two sides and
Two sides flange 415 outstanding in width direction, and the first sealing 610 can be incorporated into the width direction of flange 415
Two surfaces in the outside towards inverter case 200 width direction on surface.
Therefore, flange 415 can be used for supporting the first sealing 610, and especially the resistance of raising flange 415 can be in width side
It is applied to the rigidity of structure of the power of the first sealing 610 upwards.
In addition, the connected component being attached between two side surfaces in the direction of the width can be set in flange 415
416。
That is, the first sealing 610 and the second sealing 620 can pass through double injection and connector block 400 1
It is formed to body, allows the first sealing 610 and the second sealing 620 by being connected in the width direction of flange 415
Connected component 416 between two side surfaces and be integrally formed to be connected to each other and be integrally formed.At this point it is possible in various ways
Form connected component 416.For example, as shown, connected component 416 can be so that upside in the short transverse of flange
The form that a part and a part of downside are removed is formed, can also be to be formed as in the direction of the width across flange 415
Intercommunicating pore and formed.
In this way, can be in the form of simplifying the mold for double injection, and sealing 600 can be more firmly
Connector block 400 is integrated to keep prolonged sealing force.
In addition, inverter case 200 can have the guiding being concavely formed on the inner surface of inverter case 200
Slot 250, and the flange 415 of connector block 400 and the first sealing 610 is thus made to can be inserted and be placed in guide groove 250
On.
That is, go out as the example shows, the edge at the part of opening portion 240 for forming inverter case 200
A part of the end 232 of wall is formed as prominent in the longitudinal direction, forms step part 241, and guiding rib 251 is formed as inverse
Become prominent while inwardly spaced in the direction of the width with the end of edge wall 232 on the inner surface of device shell 200, so that leading
It can be formed between the end 232 of edge wall and stage portion 241 and guiding rib 251 to slot 250.At this point, guide groove 250 is in height
It is formed on degree direction and length direction, two on the length direction of the flange 415 of connector block 400 and the first sealing 610
Downside in the short transverse of side and the first sealing 610 can be inserted into and on the guide groove 250 that is placed in figure.
In this way it is possible to by from above along guide groove 250 be inserted into flange 415 and and the first sealing 610 incite somebody to action
The connector block 400 for being provided with sealing 600 is readily assembled in inverter case 200.By doing so, can be improved inverse
Become the sealing force between device shell 200, lid 300 and connector block 400.
In addition, the assembled part 410 of connector block 400 be inserted into inverter case 200 be provided with opening portion 240
Edge wall length direction on two sides end 232 between, engagement groove 231 can be along the edge of inverter case 200
The sealing material coating groove for being connected to engagement groove 231 can be set in the formation of wall 230, the assembled part 410 of connector block 400
413, protrusion 311 can be formed along the edge wall 310 of lid 300, so that protrusion 311 is inserted into 231 He of engagement groove
In sealing material coating groove 413.
That is, in order to improve inverter case 200 and part that lid 300 is in contact with each other at binding force and sealing force
And binding force and sealing force at the part that is in contact with each other of lid 300 and connector block 400, engagement groove 231 can be along inversion
The edge wall 230 of device shell 200 is formed in upside, and the sealing material coating groove 413 connecting with engagement groove 231 can be formed
At the assembled part 410 of connector block 400, so that the protrusion 311 being formed on lid 300 is inserted into engagement groove
231 and sealing material coating groove 413 in.
In addition, sealing 600 can be injected by insertion or coating is formed, or can be formed by O-ring.
That is, sealing 600 can be injected by insertion or coating is integrally formed, in order in connector block
400 and electric wire 500 assembling after be sealed.Alternatively, can be combined with O-ring with closed connector block 400, so as to the company of sealing
Connect two tables on two surfaces and short transverse on the length direction of the contact inverter case 200 of device block 400 and lid 300
Face, even, the part that connector block 400 and electric wire 500 are in contact with each other can by inserted into therebetween O-ring and be sealed.
In addition, engagement groove 231 and sealing material coating groove 413 can be filled with sealing material 630, in engagement groove 231
It is sealed between protrusion 311 and between sealing material coating groove 413 and protrusion 311.
That is, engagement groove 231 and sealing material coating groove 413 are coated or embedding sealing material 630, then tied
Lid 300 is closed to realize reliable sealing.Here, the sealing material of the engagement groove 231 and connector block 400 of inverter case 200
Material coating groove 413 can have identical cross sectional shape, height and width to be connected to each other, to be easy to coat in the same time
Sealing material 630.
In addition, connector block 400 can have from assembled part 410 in the width direction to the inside of inverter case 200
Direction formed barrier plate 420, barrier plate 420 can be formed as close electric wire 500 by electric wire through-hole 440 in width direction
To form spatial portion 430 in inside, electric wire side terminal 510 may pass through 420 quilt of barrier plate for the upper end 501 being brought out towards inside
In conjunction with, and the end 501 of electric wire 500 is thus allow to be connected to electric wire side terminal 510 in spatial portion 430.
That is, as shown, connector block 400 has been inwardly formed blocking from assembled part 410 in the width direction
Plate 420, and barrier plate 420 can be withFont is formed, so that from two lateral edges on the length direction of assembled part 410
Width direction is connected to each other in the longitudinal direction towards the end of internal stretch.In this way, the end 501 of electric wire 500 can
To be located in spatial portion 430, spatial portion 430 is the inner space formed by assembled part 410 and barrier plate 420.At this point, electric wire
Side terminal 510, which can be incorporated into, is arranged to the barrier plate 420 towards assembled part 410, and electric wire side terminal 510 passes through resistance
Baffle 420 is combined, so that the end 501 of electric wire 500 and the side of electric wire side terminal 510 can pass through in spatial portion 430
Welding etc. is bonded to each other.
In addition, the second sealing 620 can be formed by filling the spatial portion 430 of connector block 400.
That is, the second sealing 620 is formed as logical in the end of electric wire 500 501 and the side of electric wire side terminal 510
It crosses in the state that welding etc. is combined and fills spatial portion 430, so that the side of the end 501 of electric wire 500 and electric wire side terminal 510
The welding portion being bonded to each other is closed by the second sealing 620 to be sealed and fixed.
In addition, block fastening part 220 has can be set in inverter case 200, engaging portion has been can be set in connector block 400
421, engaging portion 421 can be fixedly secured to block fastening part 220 by fastener 422.
That is, as shown, tool internal thread block fastening part 220 has can be set in inverter case 200,
And connector block 400 could be formed with the engaging portion 421 for being provided with through-hole, so that connector block 400 can pass through such as spiral shell
The fastener 422 of bolt and be fixed firmly to inverter case 200.In this case, for example, engaging portion 421 can be formed
On the barrier plate 420 of connector block 400, and engaging portion 421 can be set in spatial portion 430.Engaging portion 421 can be set
Central portion in the longitudinal direction is set, therefore connector block 400 can be fixed to inverter shell by a fastener 422
Body 200.Here, the part for being formed with engaging portion 421 can be not provided with the second sealing 620.
In addition, substrate side terminal 211 has can be set in the PCB substrate 210 being arranged in inverter case 200, so as to
It is combined between substrate side terminal 211 and electric wire side terminal 510.
That is, substrate side terminal 211 can be formed in the PCB substrate 210 being arranged in inverter case 200,
With corresponding with electric wire side terminal 510, so that when electric wire 500, electric wire side terminal 510 and sealing 600 are integrally formed wherein
Connector block 400 when being assembled in inverter case 200, substrate side terminal 211 and electric wire side terminal 510 can lean on each other
It overlaps each other or facing with each other, and can be bonded to each other while close by soldering etc..
At this point, the end of substrate side terminal 211 and the end of electric wire side terminal 510 can be bent upwards into it is facing with each other,
And curved bending section 212 and 511 can be bonded to each other while being brought into surface contact with each other.
That is, as shown, the end of substrate side terminal 211 and the endwise skew of electric wire side terminal 510
At facing with each other, substrate side terminal 211 and electric wire side terminal 510 are brought into surface contact with each other by the elastic force of terminal.This
Outside, bending section 212 and 511 can easily be combined by soldering, laser welding, resistance welding etc., so as to improve group
Fill performance.
In addition, the PCB substrate 210 being arranged in inverter case 200 is provided with substrate-side pcb terminal 211a, setting exists
Stator 110 inside motor 100 is provided with three-phase terminal 120, and the three-phase terminal 120 of stator 110 passes through 200 He of inverter case
PCB substrate 210, so that substrate-side pcb terminal 211a and three-phase terminal 120 can be tied each other while being brought into surface contact with each other
It closes.
That is, referring to Fig.1 2 to Figure 14, be connected to the motor 100 of inverter case 200 is internally provided with stator
110, driving coil is wound around stator 110, so that the three-phase terminal 120 of projecting manner can be set in stator 110.In addition,
Upward substrate-side pcb terminal 211a outstanding has can be set in the PCB substrate 210 being arranged in inverter case 200.With this
The three-phase terminal 120 of mode, stator 110 passes through inverter case 200 and PCB substrate 210, so that substrate-side pcb terminal 211a
It is easily bonded to each other while being brought into surface contact with each other with three-phase terminal 120.At this point, three-phase terminal 120 passes through inverter shell
The part of body 200 can be used sealing material etc. and be sealed.
In addition, substrate-side pcb terminal 211a is upwardly extended from PCB substrate 210, and substrate-side pcb terminal 211a's is upper
End is bent towards the direction parallel with the side of PCB substrate 210, is bent then up to form bending section 212a, and be bent
Portion 212a and three-phase terminal 120 can be brought into surface contact with each other.
That is, as shown, substrate-side pcb terminal 211a can along width direction, (it be horizontal by making
Direction) and length direction on planar horizontal the endwise skew that is formed and bending section 212a is set, three-phase terminal 120 can
To be contacted with the bending section surface 212a.In this way it is possible to facilitate surface contact by the elasticity of terminal and combine.
BLDC motor built in the inverter of an exemplary embodiment of the present invention can be connected to inversion by utilizing
The electric wire of device unit forms watertightness connector block and simplifies the part for being used to form watertight structure, and in inverter unit and company
It connects to be easy to carry out between device block and seals and be easy to carry out between connector block and electric wire sealing.
Furthermore, it is possible to improve assembling property by the way that electric wire is readily incorporated into PCB substrate.
The present invention is not limited to above-described embodiments, but can carry out various applications, and can lead as belonging to the present invention
The technical staff in domain carry out various modifications in the case where not departing from the main points of claim the claimed invention.
Claims (10)
1. brushless direct-current (BLDC) motor built in a kind of inverter, comprising:
Inverter case has the side for being integrated to motor, is formed as hollow inside and is formed as the open other side, institute
State inverter case and be provided with opening portion, by the opening portion, a part of edge wall be it is unlimited, set in hollow part
It is equipped with PCB substrate；
Lid, is integrated to the open downside of inverter case, with the surface of inverter case in sealing contact；
Connector block is placed in the space formed by the opening portion and lid of inverter case, and is arranged in the direction of the width
Live wire through-hole, so that electric wire is inserted into across electric wire through-hole；
Electric wire side terminal is integrated to the end across connector block of electric wire；And
Sealing, be formed as being integrated to connector block on the length direction of closed connector block two surfaces and connector block
Short transverse on two surfaces, and be integrated to the end of the inner surface in the width direction of connector block and electric wire,
In, the end of electric wire is brought out from the inner surface in the width direction of connector block,
The sealing is formed as periphery in the short transverse and length direction of connector block and inverter case and described
It is sealed, and carries out the electric wire and connector block by being combined across electric wire through-hole close between the inner surface of lid
Envelope,
Wherein, the sealing includes:
First sealing, be formed as being integrated to connector block on the length direction of closed connector block two surfaces and connection
Two surfaces in the short transverse of device block, and the length and width of the first sealing is equal to or more than the length of connector block
And width；
Second sealing is formed as being integrated to the end of the inner surface and electric wire in the width direction of connector block, wherein electricity
The end of line is brought out from the inner surface in the width direction of connector block.
2. the BLDC motor built in inverter according to claim 1, wherein the connector block is provided in width side
To with flange outstanding on length direction, the first sealing is formed as be integrated in the width direction of the flange side table
Face.
3. the BLDC motor built in inverter according to claim 2, wherein inverter case, which has, to be concavely formed in
Guide groove on the inner surface of inverter case, the flange and the first sealing for being thus connected device block are inserted into and are placed in described
On guide groove.
4. the BLDC motor built in inverter according to claim 1, wherein the assembled part of connector block is inserted in institute
Between the end for stating the two sides on the length direction of the edge wall for being provided with opening portion of inverter case,
Engagement groove is formed along the edge wall of inverter case, and the assembled part of connector block, which is provided with, is connected to the engagement groove
Sealing material coating groove, protrusion along the lid edge wall formed so that the protrusion is inserted into the combination
In slot and the sealing material coating groove.
5. the BLDC motor built in inverter according to claim 1, wherein the sealing is by insertion injection or applies
It covers to be formed, or is formed by O-ring.
6. the BLDC motor built in inverter according to claim 4, wherein the engagement groove and the sealing material apply
Cover slot filled with sealing material, between the engagement groove and the protrusion and in the sealing material coating groove and
It is sealed between the protrusion.
7. the BLDC motor built in inverter according to claim 1, wherein the PCB base in inverter case is arranged in
Plate is provided with substrate-side pcb terminal, and the stator being arranged in motor is provided with three-phase terminal,
The three-phase terminal of stator passes through inverter case and PCB substrate, so that substrate-side pcb terminal and three-phase terminal are in table each other
It is bonded to each other while face contact.
8. brushless direct-current (BLDC) motor built in a kind of inverter, comprising:
Inverter case has the side for being integrated to motor, is formed as hollow inside and is formed as the open other side, institute
State inverter case and be provided with opening portion, by the opening portion, a part of edge wall be it is unlimited, set in hollow part
It is equipped with PCB substrate；
Lid, is integrated to the open downside of inverter case, with the surface of inverter case in sealing contact；
Connector block is placed in the space formed by the opening portion and lid of inverter case, and is arranged in the direction of the width
Live wire through-hole, so that electric wire is inserted into across electric wire through-hole；
Electric wire side terminal is integrated to the end across connector block of electric wire,
Wherein, the connector block has from assembled part in the width direction to the formation of the internal direction of the inverter case
Barrier plate, the barrier plate are formed as closing the end of electric wire being brought out in the width direction towards the inside by electric wire through-hole
Portion, to form spatial portion in the inside,
Electric wire side terminal is combined across barrier plate, and thus the end of electric wire is integrated to electric wire side terminal in the spatial portion,
Wherein, the second sealing is formed by filling the spatial portion of the connector block,
Also, the inverter case is provided with block fastening part, and the connector block is provided with engaging portion, and the engaging portion is logical
It crosses fastener and is fixedly secured to described piece of fastening part.
9. the BLDC motor built in inverter according to claim 8, wherein the PCB base in inverter case is arranged in
Plate is provided with substrate side terminal, to be combined between substrate side terminal and electric wire side terminal.
10. the BLDC motor built in inverter according to claim 9, wherein the end of substrate side terminal and electric wire side
The endwise skew of terminal is at facing with each other, and curved bending section is bonded to each other while being brought into surface contact with each other.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR20160102084 | 2016-08-11 | ||
| KR10-2016-0102084 | 2016-08-11 | ||
| KR1020170051620A KR102173360B1 (en) | 2016-08-11 | 2017-04-21 | Inverter built-in brushless direct current motor |
| KR10-2017-0051620 | 2017-04-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107733137A CN107733137A (en) | 2018-02-23 |
| CN107733137B true CN107733137B (en) | 2019-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710684147.0A Active CN107733137B (en) | 2016-08-11 | 2017-08-11 | Brushless DC motor built in inverter |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US10574120B2 (en) |
| JP (1) | JP6492127B2 (en) |
| CN (1) | CN107733137B (en) |
| DE (1) | DE102017212238A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106605336B (en) * | 2014-09-24 | 2019-05-10 | 三菱电机株式会社 | Auto electronic control device and motor drive |
| JP1580830S (en) * | 2016-11-10 | 2017-07-10 | ||
| KR101869951B1 (en) * | 2016-12-19 | 2018-06-21 | 뉴모텍(주) | Fan Motor |
| CN112075017B (en) * | 2018-04-25 | 2023-02-03 | 日本电产株式会社 | Motor unit |
| DE102018110354B3 (en) * | 2018-04-30 | 2019-10-31 | Hanon Systems | Electronic module of an inverter and method for its assembly |
| JP7246001B2 (en) * | 2018-05-23 | 2023-03-27 | パナソニックＩｐマネジメント株式会社 | Motor unit and electric bicycle |
| KR20200017930A (en) * | 2018-08-10 | 2020-02-19 | 한온시스템 주식회사 | Motor |
| KR20200030296A (en) * | 2018-09-12 | 2020-03-20 | 엘지이노텍 주식회사 | Motor |
| EP4120492A1 (en) * | 2018-12-28 | 2023-01-18 | Foshan Welling Washer Motor Manufacturing Co., Ltd. | Bushing module and device having lead-out wires |
| CN111384631B (en) * | 2018-12-28 | 2022-05-17 | 佛山市威灵洗涤电机制造有限公司 | Wire sheath assembly and device with a lead-out wire |
| USD936008S1 (en) * | 2019-01-30 | 2021-11-16 | Ebm-Papst St. Georgen Gmbh & Co. Kg | Electric motor |
| DE112020001073T5 (en) * | 2019-03-06 | 2021-12-23 | Nidec Corporation | Motor unit |
| DE102019204226B4 (en) * | 2019-03-27 | 2022-06-09 | Hanon Systems Efp Deutschland Gmbh | Plug for a plug connection on an electrical unit, and method for producing a plug for a plug connection on an electrical unit |
| CN113939981A (en) * | 2019-06-20 | 2022-01-14 | 松下知识产权经营株式会社 | Motor unit and moving body |
| USD914602S1 (en) * | 2019-12-17 | 2021-03-30 | Linear Labs, Inc. | Motor |
| DE102020206124A1 (en) * | 2020-05-14 | 2021-11-18 | Volkswagen Aktiengesellschaft | Contact device and electric motor |
| CN116547889A (en) * | 2020-11-26 | 2023-08-04 | 舍弗勒技术股份两合公司 | Electric motor for an actuating device of a motor vehicle and method for mounting a camshaft adjuster |
| CN114157099B (en) * | 2021-12-14 | 2023-05-05 | 深圳市唯真电机发展有限公司 | Integrated motor |
| DE102022207248A1 (en) * | 2022-07-15 | 2024-01-18 | Brose Fahrzeugteile SE & Co. Kommanditgesellschaft, Würzburg | Electric motor, especially radiator fan motor |
| DE102022211669A1 (en) | 2022-11-04 | 2024-05-08 | Robert Bosch Gesellschaft mit beschränkter Haftung | Control unit, drive unit with a control unit and method for producing a drive unit |
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- 2017-07-18 DE DE102017212238.2A patent/DE102017212238A1/en active Pending
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| JP2009189178A (en) * | 2008-02-07 | 2009-08-20 | Calsonic Kansei Corp | Seal structure |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN107733137A (en) | 2018-02-23 |
| US10574120B2 (en) | 2020-02-25 |
| DE102017212238A1 (en) | 2018-02-15 |
| US20180048218A1 (en) | 2018-02-15 |
| JP2018027005A (en) | 2018-02-15 |
| JP6492127B2 (en) | 2019-03-27 |
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